<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=no">
    <title>Title</title>
</head>
<body>

    <form method="post">
          <p>会员id:<input type="text" name="id" value="1"/> </p>
        <p><button type="submit">登录</button></p>
    </form>
</body>
</html>